APA استشهاد

Chapman, G., & Ethel M. Smeak. (1967). the widow's tears. edward arnold.

استشهاد بنمط شيكاغو

Chapman, George, و Ethel M. Smeak. The Widow's Tears. London: edward arnold, 1967.

MLA استشهاد

Chapman, George, و Ethel M. Smeak. The Widow's Tears. edward arnold, 1967.